lineinfile:
    dest: ~/.profile
    regexp: "^export {{ item.regexp }}"
    line: "export {{ item.line }}"
    create: yes
  with_items:
    - { regexp: 'PATH', line: 'PATH=:~/bin:~/node_modules/.bin:$PATH' }

lineinfile:
    dest: ~/.profile
    backrefs: yes
    regexp: "^export PATH=(.*)/opt/foo/bar/baz/bin[\:]*(.*)"
    line: "export PATH=\1\2"